Didcot, United Kingdom

David John Rickeard

This inventor holds 3 USPTO granted patents. Top assignee: Exxonmobil Research and Engineering Company. Active years: 2003-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David John Rickeard. Retrieved from https://idiyas.com/inventor/david-john-rickeard

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 33.3

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Didcot, GB (2003 - 2007)
  • East Hagbourne, GB (2007)

Company Filing History:


Years Active: 2003-2007

Loading Chart...
3 patents (USPTO):Explore Patents

Title: David John Rickeard: Innovator in Fuel Composition

Introduction

David John Rickeard is a notable inventor based in Didcot, GB. He has made significant contributions to the field of fuel composition, holding a total of 3 patents. His work focuses on enhancing the properties of diesel fuels, particularly in terms of lubricity and antiwear characteristics.

Latest Patents

One of Rickeard's latest inventions is a fuel composition that has a sulphur content of ≤50 ppm by weight. This composition includes ≥50 ppm by weight of at least one fused polycyclic aromatic compound, which contains at least one hetero-atom selected from oxygen and nitrogen. These compounds are designed to improve the antiwear and lubricity properties of low sulphur fuels, especially diesel fuels, compared to the same fuel without these compounds.

Another significant patent relates to a diesel fuel composition that boasts enhanced lubricity. This composition consists of a major amount of diesel fuel blended with a minor amount of a nitrogen-rich fraction. The nitrogen-rich fraction is derived from either a solvent extract of a solid or semi-solid natural fossil or a refinery process stream. The nitrogen content in this fraction is at least 1000 ppm by weight, and it can be integrated into existing refinery processes without substantial cost increases.

Career Highlights

David John Rickeard is currently employed at ExxonMobil Research and Engineering Company. His work at this prestigious company has allowed him to focus on innovative solutions in fuel technology.

Collaborations

Rickard has collaborated with notable colleagues, including Robert H. Barbour and Alan Mark Schilowitz. Their combined expertise has contributed to advancements in fuel compositions and related technologies.

Conclusion

David John Rickeard is a prominent figure in the field of fuel innovation, with a focus on enhancing diesel fuel properties through his patented inventions. His contributions continue to impact the industry positively.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…